CN104851479A - Simple-structured cable and manufacture method thereof - Google Patents
Simple-structured cable and manufacture method thereof Download PDFInfo
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- CN104851479A CN104851479A CN201510265375.5A CN201510265375A CN104851479A CN 104851479 A CN104851479 A CN 104851479A CN 201510265375 A CN201510265375 A CN 201510265375A CN 104851479 A CN104851479 A CN 104851479A
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000004519 manufacturing process Methods 0.000 title abstract description 21
- 239000004020 conductor Substances 0.000 claims abstract description 355
- 239000000463 material Substances 0.000 claims abstract description 64
- 239000011248 coating agent Substances 0.000 claims description 94
- 238000000576 coating method Methods 0.000 claims description 94
- -1 polyethylene Polymers 0.000 claims description 43
- 239000003063 flame retardant Substances 0.000 claims description 35
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 32
- 239000003963 antioxidant agent Substances 0.000 claims description 30
- 230000003078 antioxidant effect Effects 0.000 claims description 30
- 239000007822 coupling agent Substances 0.000 claims description 30
- 238000001125 extrusion Methods 0.000 claims description 30
- 229920003023 plastic Polymers 0.000 claims description 24
- 239000004033 plastic Substances 0.000 claims description 24
- 239000004698 Polyethylene Substances 0.000 claims description 19
- 229920000573 polyethylene Polymers 0.000 claims description 19
- 229920000877 Melamine resin Polymers 0.000 claims description 16
- 239000006229 carbon black Substances 0.000 claims description 16
- XLXGCFTYXICXJF-UHFFFAOYSA-N ethylsilicon Chemical compound CC[Si] XLXGCFTYXICXJF-UHFFFAOYSA-N 0.000 claims description 16
- JDSHMPZPIAZGSV-UHFFFAOYSA-N melamine Chemical compound NC1=NC(N)=NC(N)=N1 JDSHMPZPIAZGSV-UHFFFAOYSA-N 0.000 claims description 16
- 239000003921 oil Substances 0.000 claims description 16
- 239000004408 titanium dioxide Substances 0.000 claims description 16
- UIIMBOGNXHQVGW-UHFFFAOYSA-M Sodium bicarbonate Chemical compound [Na+].OC([O-])=O UIIMBOGNXHQVGW-UHFFFAOYSA-M 0.000 claims description 15
- 239000002253 acid Substances 0.000 claims description 15
- WNROFYMDJYEPJX-UHFFFAOYSA-K aluminium hydroxide Chemical compound [OH-].[OH-].[OH-].[Al+3] WNROFYMDJYEPJX-UHFFFAOYSA-K 0.000 claims description 15
- 229910021502 aluminium hydroxide Inorganic materials 0.000 claims description 15
- 229920001577 copolymer Polymers 0.000 claims description 15
- VTHJTEIRLNZDEV-UHFFFAOYSA-L magnesium dihydroxide Chemical group [OH-].[OH-].[Mg+2] VTHJTEIRLNZDEV-UHFFFAOYSA-L 0.000 claims description 15
- 239000000347 magnesium hydroxide Substances 0.000 claims description 15
- 229910001862 magnesium hydroxide Inorganic materials 0.000 claims description 15
- KWUZCAVKPCRJPO-UHFFFAOYSA-N n-ethyl-4-(6-methyl-1,3-benzothiazol-2-yl)aniline Chemical group C1=CC(NCC)=CC=C1C1=NC2=CC=C(C)C=C2S1 KWUZCAVKPCRJPO-UHFFFAOYSA-N 0.000 claims description 15
- 239000013307 optical fiber Substances 0.000 claims description 14
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 11
- 239000004411 aluminium Substances 0.000 claims description 11
- 229910052782 aluminium Inorganic materials 0.000 claims description 11
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 11
- 239000010949 copper Substances 0.000 claims description 11
- 229910052802 copper Inorganic materials 0.000 claims description 11
- 239000002905 metal composite material Substances 0.000 claims description 11
- 241000108463 Hygrophila <snail> Species 0.000 claims description 9
- 230000002093 peripheral effect Effects 0.000 claims description 9
- 238000010257 thawing Methods 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 6
- 239000000835 fiber Substances 0.000 claims description 6
- 229920000728 polyester Polymers 0.000 claims description 4
- 125000000118 dimethyl group Chemical group [H]C([H])([H])* 0.000 claims 7
- 229920005573 silicon-containing polymer Polymers 0.000 claims 7
- 238000010586 diagram Methods 0.000 description 9
- 229920001903 high density polyethylene Polymers 0.000 description 5
- 239000004700 high-density polyethylene Substances 0.000 description 5
- 238000009413 insulation Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 229910052736 halogen Inorganic materials 0.000 description 4
- 229920001684 low density polyethylene Polymers 0.000 description 4
- 239000004702 low-density polyethylene Substances 0.000 description 4
- 239000000779 smoke Substances 0.000 description 4
- 230000004888 barrier function Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000009472 formulation Methods 0.000 description 2
- 150000002367 halogens Chemical class 0.000 description 2
- 238000002955 isolation Methods 0.000 description 2
- 229920001179 medium density polyethylene Polymers 0.000 description 2
- 239000004701 medium-density polyethylene Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 229920000915 polyvinyl chloride Polymers 0.000 description 2
- 239000004800 polyvinyl chloride Substances 0.000 description 2
- 241000219475 Bougainvillea Species 0.000 description 1
- 230000006750 UV protection Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 230000004224 protection Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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Abstract
The invention relates to the technical field of wires, cables and materials, and especially relates to a simple-structured cable. The simple-structured cable is composed of multiple conductors and a sheath layer wrapping the conductors, and is characterized in that a sheath layer material is arranged between any two adjacent conductors; on the cross section of the cable, the edge of any one conductor is disposed within the boundary of the sheath layer; and the multiple conductors are distributed along the sheath layer, and any two conductors are not in contact. The invention also discloses a manufacture method of the cable and a formula of the sheath layer material used by the cable. The simple-structured cable and the manufacture method have the major advantages of simpler product structure, lower cost, easier manufacture and less equipment investment for manufacturing.
Description
The application is that application name is called: a kind of cable with simple structure and manufacture method thereof, application number are: 2013102280017, the applying date is: the divisional application of the patent of invention of on 06 08th, 2013; Female case require that the applying date be on 03 16th, 2013, application number is the priority of 2013100834460.
Technical field
The present invention relates to wire & cable and raw matrials technical field, especially relate to a kind of cable with simple structure and manufacture method thereof.
Background technology
Wires and cables industry is the maximum supporting industry of mechanical industry, and the output value is only second to automobile, is the second largest output value industry of mechanical industry; Along with industrialized development, cable apply by all trades and professions.In prior art, conventional power transmission cable major part is made up of multiple stranded insulated wire cores, the restrictive coating of extrusion molding outside insulated wire cores, insulated wire cores is made up of the conductor and the insulating barrier be coated on outside conductor that are positioned at inside, and this cable needs just can complete production through insulation operation, extrusion molding operation; But along with the day by day violent of competition and the demand for rapid construction, the expectation of electric wire industry occurs more cheaply, more easy working cable.
Summary of the invention
In order to solve the problem, an object of the present invention discloses a kind of cable with simple structure; Further, another object of the present invention discloses the manufacture method of this kind of cable.
For achieving the above object, the present invention realizes by the following technical solutions.
A kind of cable with simple structure, it is made up of many conductors, the restrictive coating that enveloped by conductor; Between two conductors that it is characterized in that arbitrary neighborhood, there is jacket layer material; On the cross section of cable, the edge of any conductor is all positioned within the border of restrictive coating; Described many conductors along restrictive coating distribution, and are discontiguous between any two conductors.
Cable with simple structure described above, is characterized in that described conductor is single copper bar or single aluminium bar or the single body of rod having two or more metal composite and formed.
Cable with simple structure described above, is characterized in that described conductor is the electric conductor that the stranded or binding of many metallic rod bodies is formed.
Cable with simple structure described above, is characterized in that the cross section of described conductor is circle or partial circle shape or fans annular.
Cable with simple structure described above, is characterized in that the cross-sectional area of described conductor is equal or entirely inequal or entirely unequal.
Cable with simple structure described above, when the cross section of conductor is circular, on arbitrary cross section of cable, it is characterized in that the center of circle of described all conductors is positioned at circumferentially same or has the center of circle of plural conductor to be positioned at the center of circle of circumferentially same or all conductors not circumferentially same, described circumference is the circumference of the center superposition of the center of circle and restrictive coating.
Cable with simple structure described above, is characterized in that the central authorities of described restrictive coating have light unit, at least includes an optical fiber in described smooth unit.
Cable with simple structure described above, is characterized in that described optical fiber is G.652 type or G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or plastic fiber.
Cable with simple structure described above, is characterized in that the recognition unit described restrictive coating had for identifying conductor, described recognition unit be shape different first identify bar and second identify bar; Described identification bar along the distribution of restrictive coating outer rim, and is distribute continuously or intermittently.
Cable with simple structure described above, is characterized in that the material of described restrictive coating is polyvinyl chloride or low smoke and zero halogen polyethylene or nylon or low-smoke low-halogen polyethylene or low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE).
Cable with simple structure described above, is characterized in that the material of described restrictive coating comprises following component by weight: polyethylene: 82 ~ 84 parts, ethene-vinyl acetate co-polymer: 5 ~ 7 parts, fire retardant: 5 ~ 7 parts, coupling agent: 0.5 ~ 1.5 part, antioxidant: 1 ~ 3 part, melamine: 0.5 ~ 1.5 part, ethyl silicon oil: 0.5 ~ 1.5 part, poly dimethyl silicon siloxanes: 1 ~ 3 part, titanium dioxide or carbon black: 2 ~ 4.5 parts; Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate; The model that described coupling agent is is TMC-38S; Described antioxidant is thio-2 acid octadecyl ester.
In the material of above-mentioned restrictive coating, high density polyethylene content ensure that insulation and the withstand voltage properties of restrictive coating; Fire retardant makes restrictive coating be provided with fire-retardant, fire resistance; Adding of melamine makes ant, muroid can not injure cable for the second time; Ethyl silicon oil on the one hand makes jacket layer material easily process, make on the other hand its not easily with conductor adhesion, make protective cover material more easily process and extrusion molding simultaneously; Poly dimethyl silicon siloxanes makes jacket layer material work in-process there will not be bubble; Titanium dioxide or carbon black make restrictive coating have UV resistance function, under high light, also can keep ESCR performance for a long time.
Insulation, proof voltage, anti-ant, fire-retardant, fire resistance.In this cable, when adopting stranded conductor, product is soft, more easily continues to lay with construction.
A kind of cable with simple structure, is characterized in that it manufactures by the following method and obtains:
The first step: synnema step: in a strand winder, by many metallic rod bodies by stranded or binding formation conductor; Many conductors are formed by repeatedly synnema;
Second step: distraction step: the many conductors first step obtained first are each passed through the location hole on jig, then through the mistake conductor bores on core rod, then draw conductor and enter tank; Location hole wherein on jig is disconnected mutually between two, and location hole is parallel to each other excessively; Described core rod is arranged on the head of plastic extruding machine; Mistake conductor bores on core rod is disconnected mutually between two, and conductor bores is parallel to each other excessively; The edge crossing conductor bores is positioned within core rod outward flange;
3rd step: extrusion step: after conductor draws tank, opens plastic extruding machine, and the jacket layer material of thawing is entered by extrusion head in the gap of core rod and die sleeve, extrudes by fashion of extrusion outside conductor by sheath material; Wherein, the internal diameter of die sleeve is greater than the outer peripheral diameter of core rod; The material of described restrictive coating comprises following component by weight: polyethylene: 82 ~ 84 parts, ethene-vinyl acetate co-polymer: 5 ~ 7 parts, fire retardant: 5 ~ 7 parts, coupling agent: 0.5 ~ 1.5 part, antioxidant: 1 ~ 3 part, melamine: 0.5 ~ 1.5 part, ethyl silicon oil: 0.5 ~ 1.5 part, poly dimethyl silicon siloxanes: 1 ~ 3 part, titanium dioxide or carbon black: 2 ~ 4.5 parts; Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate; The model that described coupling agent is is TMC-38S; Described antioxidant is thio-2 acid octadecyl ester.
A kind of cable with simple structure, is characterized in that it manufactures by the following method and obtains:
The first step: synnema step: in a strand winder, by many metallic rod bodies by stranded or binding formation conductor; Multiple stage strand winder works simultaneously, forms many conductors;
Second step: distraction step: the many conductors first step obtained first are each passed through the location hole on jig, then through the mistake conductor bores on core rod, then draw conductor and enter tank; Location hole wherein on jig is disconnected mutually between two, and location hole is parallel to each other excessively; Described core rod is arranged on the head of plastic extruding machine; Mistake conductor bores on core rod is disconnected mutually between two, and conductor bores is parallel to each other excessively; The edge crossing conductor bores is positioned within core rod outward flange;
3rd step: extrusion step: after conductor draws tank, opens plastic extruding machine, and the jacket layer material of thawing is entered by extrusion head in the gap of core rod and die sleeve, extrudes by fashion of extrusion outside conductor by sheath material; Wherein, the internal diameter of die sleeve is greater than the outer peripheral diameter of core rod; The material of described restrictive coating comprises following component by weight: polyethylene: 82 ~ 84 parts, ethene-vinyl acetate co-polymer: 5 ~ 7 parts, fire retardant: 5 ~ 7 parts, coupling agent: 0.5 ~ 1.5 part, antioxidant: 1 ~ 3 part, melamine: 0.5 ~ 1.5 part, ethyl silicon oil: 0.5 ~ 1.5 part, poly dimethyl silicon siloxanes: 1 ~ 3 part, titanium dioxide or carbon black: 2 ~ 4.5 parts; Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate; The model that described coupling agent is is TMC-38S; Described antioxidant is thio-2 acid octadecyl ester.
A kind of cable with simple structure, is characterized in that it manufactures by the following method and obtains:
The first step: distraction step: many conductors are first each passed through the location hole on jig, then through the mistake conductor bores on core rod, then draw conductor and enter tank; Location hole wherein on jig is disconnected mutually between two, and location hole is parallel to each other excessively; Described core rod is arranged on the head of plastic extruding machine; Mistake conductor bores on core rod is disconnected mutually between two, and conductor bores is parallel to each other excessively; The edge crossing conductor bores is positioned within core rod outward flange; Wherein, described conductor is single copper bar or single aluminium bar or the single body of rod having two or more metal composite and formed;
Second step: extrusion step: after conductor draws tank, opens plastic extruding machine, and the jacket layer material of thawing is entered by extrusion head in the gap of core rod and die sleeve, extrudes by fashion of extrusion outside conductor by sheath material; Wherein, the internal diameter of die sleeve is greater than the outer peripheral diameter of core rod; The material of described restrictive coating comprises following component by weight: polyethylene: 82 ~ 84 parts, ethene-vinyl acetate co-polymer: 5 ~ 7 parts, fire retardant: 5 ~ 7 parts, coupling agent: 0.5 ~ 1.5 part, antioxidant: 1 ~ 3 part, melamine: 0.5 ~ 1.5 part, ethyl silicon oil: 0.5 ~ 1.5 part, poly dimethyl silicon siloxanes: 1 ~ 3 part, titanium dioxide or carbon black: 2 ~ 4.5 parts; Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate; The model that described coupling agent is is TMC-38S; Described antioxidant is thio-2 acid octadecyl ester.
Cable in the present invention, only has conductor and restrictive coating, and therefore, the outside diameter of cable of simpler, the same specification of structure is less, material cost is lower; Meanwhile, owing to having lacked isolation step, therefore, manufacture convenient, manufacture in machinery equipment drop into less, artificial/power consumption and more save; Therefore manufacturing cost is lower; In the present invention, the existence of recognition unit, can when not having insulating barrier and do not have colour recognition, and also identifiable design goes out the accurate location of conductor in cable, the existence of recognition unit not only can make conductor identifiable design, and reduces due to consumptive material therefore significantly reduce cost; The existence of light unit in the present invention, makes cable not only have the function of transmission of electricity, and can transmitting optical signal and for signal monitoring, expands the scope of application of cable widely.In the present invention, due to the special formulation of cable sheath material, cable is made to be provided with more excellent insulation, proof voltage, anti-ant, fire-retardant, fire resistance.In this cable, when adopting stranded conductor, product is soft, more easily continues to lay with construction.
Therefore, the present invention has following main beneficial effect: product structure is simpler, cost is lower, manufacture more easily, manufacture in equipment investment less.
Accompanying drawing explanation
Fig. 1 is the cross-sectional structure schematic diagram of embodiment 1 in the present invention.
Fig. 2 is the cross-sectional structure schematic diagram of embodiment 2 in the present invention.
Fig. 3 is the cross-sectional structure schematic diagram of embodiment 3 in the present invention.
Fig. 4 is the cross-sectional structure schematic diagram of embodiment 4 in the present invention.
Fig. 5 is the cross-sectional structure schematic diagram of embodiment 5 in the present invention.
Fig. 6 is the cross-sectional structure schematic diagram of embodiment 6 in the present invention.
Fig. 7 is the cross-sectional structure schematic diagram of embodiment 7 in the present invention.
Fig. 8 is the cross-sectional structure schematic diagram of embodiment 8 in the present invention.
Fig. 9 is the cross-sectional structure schematic diagram of embodiment 9 in the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further detail, and embodiment 1 ~ embodiment 9 is the embodiment of cable of the present invention, and embodiment 10 ~ embodiment 12 is the embodiment of the manufacture method of cable of the present invention.
Embodiment 1
Refer to Fig. 1, a kind of cable with simple structure, it is made up of four conductors 1, the restrictive coating 2 that enveloped by conductor; Between two conductors that it is characterized in that arbitrary neighborhood, there is jacket layer material; On the cross section of cable, the edge of any conductor is all positioned within the border of restrictive coating; Described many conductors along restrictive coating distribution, and are discontiguous between any two conductors; Conductor is single copper bar or single aluminium bar or the single body of rod having two or more metal composite and formed; The cross section of conductor is circular; The cross-sectional area of conductor is equal.
Embodiment 2
Refer to Fig. 2, a kind of cable with simple structure, it is made up of four conductors, the restrictive coating 2 that enveloped by conductor; Described four conductors are the first conductor 11, second conductor 12, the 3rd conductor 13 and the 4th conductor 14; Between two conductors that it is characterized in that arbitrary neighborhood, there is jacket layer material; On the cross section of cable, the edge of any conductor is all positioned within the border of restrictive coating; Described many conductors along restrictive coating distribution, and are discontiguous between any two conductors; Conductor is single copper bar or single aluminium bar or the single body of rod having two or more metal composite and formed; The cross section of conductor is circular; The cross-sectional area of conductor is equal; On arbitrary cross section of cable, the center of circle of all conductors is positioned on same circumference 3, and described circumference is the circumference of the center superposition of the center of circle and restrictive coating.
Embodiment 3
Refer to Fig. 3, a kind of cable with simple structure, it is made up of four conductors, the restrictive coating 2 that enveloped by conductor; Described four conductors are the first conductor 11, second conductor 12, the 3rd conductor 13 and the 4th conductor 14; Between two conductors that it is characterized in that arbitrary neighborhood, there is jacket layer material; On the cross section of cable, the edge of any conductor is all positioned within the border of restrictive coating; Described many conductors along restrictive coating distribution, and are discontiguous between any two conductors; Conductor is single copper bar or single aluminium bar or the single body of rod having two or more metal composite and formed; The cross section of conductor is circular; The cross-sectional area of conductor is entirely inequal, and namely the cross-sectional area of the second conductor, the 3rd conductor, the 4th conductor is equal, but the cross-sectional area of the cross-sectional area of the second conductor and the first conductor is unequal; On arbitrary cross section of cable, the center of circle of all conductors has the center of circle of the conductor of more than three to be positioned on same circumference 3, namely the center of circle of the second conductor, the 3rd conductor, the 4th conductor is positioned on same circumference 3, and the center of circle of the first conductor is not positioned on circumference 3, described circumference is the circumference of the center superposition of the center of circle and restrictive coating.
Certainly, any one cable with simple structure described in above-mentioned embodiment 1 ~ embodiment 3, described conductor is not limited to four, can be two, three, five or other many.
Certainly, any one cable with simple structure described in above-mentioned embodiment 1 ~ embodiment 3, the cross-sectional area of described conductor can be entirely equal or entirely inequal or entirely unequal.
Certainly, any one cable with simple structure described in above-mentioned embodiment 1 ~ embodiment 3, on arbitrary cross section of cable, it is characterized in that the center of circle of described all conductors is positioned at circumferentially same or has the center of circle of plural conductor to be positioned at the center of circle of circumferentially same or all conductors not circumferentially same, described circumference is the circumference of the center superposition of the center of circle and restrictive coating.
Certainly, any one cable with simple structure described in above-mentioned embodiment 1 ~ embodiment 3, is characterized in that the cross section of described conductor also can be ellipse or other shape.
Embodiment 4
Refer to Fig. 4, a kind of cable with simple structure, it is made up of four conductors 1, the restrictive coating 2 that enveloped by conductor; Between two conductors that it is characterized in that arbitrary neighborhood, there is jacket layer material; On the cross section of cable, the edge of any conductor is all positioned within the border of restrictive coating; Described many conductors along restrictive coating distribution, and are discontiguous between any two conductors; Conductor is the electric conductor that the stranded or binding of many metallic rod bodies is formed; The cross section of conductor is circular; The cross-sectional area of conductor is equal.
Certainly, cable with simple structure described above, it can also be made up of four conductors, the restrictive coating 2 that enveloped by conductor as embodiment 2; Described four conductors are the first conductor 11, second conductor 12, the 3rd conductor 13 and the 4th conductor 14; Between two conductors that it is characterized in that arbitrary neighborhood, there is jacket layer material; On the cross section of cable, the edge of any conductor is all positioned within the border of restrictive coating; Described many conductors along restrictive coating distribution, and are discontiguous between any two conductors; Conductor is the electric conductor that the stranded or binding of many metallic rod bodies is formed; The cross section of conductor is circular; The cross-sectional area of conductor is equal; On arbitrary cross section of cable, the center of circle of all conductors is positioned on same circumference 3, and described circumference is the circumference of the center superposition of the center of circle and restrictive coating.
Certainly, cable with simple structure described above, it can also be form by by four conductors, the restrictive coating 2 that enveloped by conductor as embodiment 2; Described four conductors are the first conductor 11, second conductor 12, the 3rd conductor 13 and the 4th conductor 14; Between two conductors that it is characterized in that arbitrary neighborhood, there is jacket layer material; On the cross section of cable, the edge of any conductor is all positioned within the border of restrictive coating; Described many conductors along restrictive coating distribution, and are discontiguous between any two conductors; Conductor is the electric conductor that the stranded or binding of many metallic rod bodies is formed; The cross section of conductor is circular; The cross-sectional area of conductor is entirely inequal, and namely the cross-sectional area of the second conductor, the 3rd conductor, the 4th conductor is equal, but the cross-sectional area of the cross-sectional area of the second conductor and the first conductor is unequal; On arbitrary cross section of cable, the center of circle of all conductors has the center of circle of the conductor of more than three to be positioned on same circumference 3, namely the center of circle of the second conductor, the 3rd conductor, the 4th conductor is positioned on same circumference 3, and the center of circle of the first conductor is not positioned on circumference 3, described circumference is the circumference of the center superposition of the center of circle and restrictive coating.
Certainly, the cable with simple structure described in this embodiment, described conductor is not limited to four, can be two, three, five or other many.
Certainly, the cable with simple structure described in this embodiment, the cross-sectional area of described conductor can be entirely equal or entirely inequal or entirely unequal.
Certainly, cable with simple structure described in this embodiment, on arbitrary cross section of cable, it is characterized in that the center of circle of described all conductors is positioned at circumferentially same or has the center of circle of plural conductor to be positioned at the center of circle of circumferentially same or all conductors not circumferentially same, described circumference is the circumference of the center superposition of the center of circle and restrictive coating.
Certainly, the cable with simple structure described in this embodiment, is characterized in that the cross section of described conductor also can be ellipse or other shape.
Embodiment 5
Refer to Fig. 5, a kind of cable with simple structure, it is made up of two conductors 1, the restrictive coating 2 that enveloped by conductor; Between two conductors that it is characterized in that arbitrary neighborhood, there is jacket layer material; On the cross section of cable, the edge of any conductor is all positioned within the border of restrictive coating; Described many conductors along restrictive coating distribution, and are discontiguous between any two conductors; Conductor is the electric conductor that the stranded or binding of many metallic rod bodies is formed; The cross section of conductor is partial circle shape; The cross-sectional area of conductor is equal.
Certainly, the cable with simple structure described in this embodiment, the cross section of described conductor also can be other shape.
Certainly, the cable with simple structure described in this embodiment, described conductor also can be three, four, five or other many.
Certainly, the cable with simple structure described in this embodiment, the cross-sectional area of described conductor can be equal or entirely inequal or entirely unequal.
Certainly, the cable with simple structure described in this embodiment, preferably, on arbitrary cross section of cable, it is characterized in that the outward flange of described all conductors same first circumferentially, the inward flange of all conductors same second circumferentially; The center of circle of described first circumference, the second circumference coincides with the center of restrictive coating.
Certainly, the cable with simple structure described in this embodiment, on arbitrary cross section of cable, it is characterized in that described all conductors outward flange can not same first circumferentially, the inward flange of all conductors also can not same second circumferentially; The center of circle of described first circumference, the second circumference coincides with the center of restrictive coating.
Embodiment 6
Refer to Fig. 6, a kind of cable with simple structure, it is made up of three conductors 1, the restrictive coating 2 that enveloped by conductor; Between two conductors that it is characterized in that arbitrary neighborhood, there is jacket layer material; On the cross section of cable, the edge of any conductor is all positioned within the border of restrictive coating; Described many conductors along restrictive coating distribution, and are discontiguous between any two conductors; Conductor is the electric conductor that the stranded or binding of many metallic rod bodies is formed; The cross section of conductor is for partly fanning annular; The cross-sectional area of conductor is equal.
Certainly, the cable with simple structure described in this embodiment, the cross section of described conductor also can be other shape.
Certainly, the cable with simple structure described in this embodiment, described conductor also can be two, four, five or other many.
Embodiment 7
Refer to Fig. 7, a kind of cable with simple structure, substantially with embodiment 6, difference is: the cross-sectional area of described conductor has two for equal, and another is unequal.
Certainly, further, described conductor also can be two, four, five or other many; The cross-sectional area of described conductor can be entirely equal or entirely inequal or entirely unequal.
Certainly, any one cable with simple structure described in above-mentioned embodiment 6 ~ embodiment 7, preferably, on arbitrary cross section of cable, it is characterized in that the outward flange of described all conductors same first circumferentially, the inward flange of all conductors same second circumferentially; The center of circle of described first circumference, the second circumference coincides with the center of restrictive coating.
Certainly, any one cable with simple structure described in above-mentioned embodiment 6 ~ embodiment 7, on arbitrary cross section of cable, it is characterized in that described all conductors outward flange can not same first circumferentially, the inward flange of all conductors also can not same second circumferentially; The center of circle of described first circumference, the second circumference coincides with the center of restrictive coating.
Embodiment 8
Refer to Fig. 8, a kind of cable with simple structure, substantially with embodiment 6, difference is: the central authorities of described restrictive coating have light unit 4, at least includes three optical fibers 5 in described smooth unit.
Embodiment 9
Refer to Fig. 9, a kind of cable with simple structure, substantially with embodiment 8, difference is: described restrictive coating has the recognition unit 6 for identifying conductor, described recognition unit be shape different first identify that bar 61 and second identifies bar 62; Described identification bar along the distribution of restrictive coating outer rim, and is distribute continuously or intermittently; Described first identifies that the cross section of bar is that triangle, second identifies that the cross section of bar is trapezoidal.
Certainly, described above first identify that bar also can be other shape, second and identifies that bar also can be other shape; As long as first identifies that bar and second identifies that bar has the object that different shapes or different sizes can reach identification, as number in the figure 1 be the first conductor, that conductor clockwise of being close to is called the second conductor, that the counterclockwise conductor be close to is called the 3rd conductor; When there is other multiple conductor can the like; At another end face of cable, then there is contrary order; Can realize like this continuing exactly and distinguishing conductor.
Cable with simple structure described in above-mentioned arbitrary embodiment, is characterized in that the central authorities of described restrictive coating all can have light unit, at least includes an optical fiber in described smooth unit.
Further, cable with simple structure described above, is characterized in that described optical fiber is G.652 type or G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or plastic fiber.
Cable with simple structure described in above-mentioned arbitrary embodiment, is characterized in that the recognition unit that described restrictive coating all can have for identifying conductor, described recognition unit be shape and/or size different first identify bar and second identify bar; Described identification bar along the distribution of restrictive coating outer rim, and is distribute continuously or intermittently.
Cable with simple structure described in above-mentioned arbitrary embodiment, is characterized in that the material of described restrictive coating all can be polyvinyl chloride or low smoke and zero halogen polyethylene or nylon or low-smoke low-halogen polyethylene or low density polyethylene (LDPE) or medium density polyethylene or high density polyethylene (HDPE).
Cable with simple structure described in above-mentioned arbitrary embodiment, is characterized in that the material of described restrictive coating comprises following component by weight: polyethylene: 82 ~ 84 parts, ethene-vinyl acetate co-polymer: 5 ~ 7 parts, fire retardant: 5 ~ 7 parts, coupling agent: 0.5 ~ 1.5 part, antioxidant: 1 ~ 3 part, melamine: 0.5 ~ 1.5 part, ethyl silicon oil: 0.5 ~ 1.5 part, poly dimethyl silicon siloxanes: 1 ~ 3 part, titanium dioxide or carbon black: 2 ~ 4.5 parts; Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate; The model that described coupling agent is is TMC-38S; Described antioxidant is thio-2 acid octadecyl ester.
Cable with simple structure described in above-mentioned arbitrary embodiment, is characterized in that the shape of described restrictive coating is not limited to circle, also can be other shape, during as twin core cable, can be 8-shaped; During three-core cable, it can be bougainvillea lobe shape; During five-core cable, it can be plum blossom lobe shape; Etc., more can save jacket layer material like this, more save the cost of cable.
Embodiment 10
A kind of cable with simple structure, is characterized in that it manufactures by the following method and obtains:
The first step: synnema step: in a strand winder, by many metallic rod bodies by stranded or binding formation conductor; Many conductors are formed by repeatedly synnema;
Second step: distraction step: the many conductors first step obtained first are each passed through the location hole on jig, then through the mistake conductor bores on core rod, then draw conductor and enter tank; Location hole wherein on jig is disconnected mutually between two, and location hole is parallel to each other excessively; Described core rod is arranged on the head of plastic extruding machine; Mistake conductor bores on core rod is disconnected mutually between two, and conductor bores is parallel to each other excessively; The edge crossing conductor bores is positioned within core rod outward flange;
3rd step: extrusion step: after conductor draws tank, opens plastic extruding machine, and the jacket layer material of thawing is entered by extrusion head in the gap of core rod and die sleeve, extrudes by fashion of extrusion outside conductor by sheath material; Wherein, the internal diameter of die sleeve is greater than the outer peripheral diameter of core rod; The material of described restrictive coating comprises following component by weight: polyethylene: 82 ~ 84 parts, ethene-vinyl acetate co-polymer: 5 ~ 7 parts, fire retardant: 5 ~ 7 parts, coupling agent: 0.5 ~ 1.5 part, antioxidant: 1 ~ 3 part, melamine: 0.5 ~ 1.5 part, ethyl silicon oil: 0.5 ~ 1.5 part, poly dimethyl silicon siloxanes: 1 ~ 3 part, titanium dioxide or carbon black: 2 ~ 4.5 parts; Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate; The model that described coupling agent is is TMC-38S; Described antioxidant is thio-2 acid octadecyl ester.
Embodiment 11
A kind of cable with simple structure, is characterized in that it manufactures by the following method and obtains:
The first step: synnema step: in a strand winder, by many metallic rod bodies by stranded or binding formation conductor; Multiple stage strand winder works simultaneously, forms many conductors;
Second step: distraction step: the many conductors first step obtained first are each passed through the location hole on jig, then through the mistake conductor bores on core rod, then draw conductor and enter tank; Location hole wherein on jig is disconnected mutually between two, and location hole is parallel to each other excessively; Described core rod is arranged on the head of plastic extruding machine; Mistake conductor bores on core rod is disconnected mutually between two, and conductor bores is parallel to each other excessively; The edge crossing conductor bores is positioned within core rod outward flange;
3rd step: extrusion step: after conductor draws tank, opens plastic extruding machine, and the jacket layer material of thawing is entered by extrusion head in the gap of core rod and die sleeve, extrudes by fashion of extrusion outside conductor by sheath material; Wherein, the internal diameter of die sleeve is greater than the outer peripheral diameter of core rod; The material of described restrictive coating comprises following component by weight: polyethylene: 82 ~ 84 parts, ethene-vinyl acetate co-polymer: 5 ~ 7 parts, fire retardant: 5 ~ 7 parts, coupling agent: 0.5 ~ 1.5 part, antioxidant: 1 ~ 3 part, melamine: 0.5 ~ 1.5 part, ethyl silicon oil: 0.5 ~ 1.5 part, poly dimethyl silicon siloxanes: 1 ~ 3 part, titanium dioxide or carbon black: 2 ~ 4.5 parts; Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate; The model that described coupling agent is is TMC-38S; Described antioxidant is thio-2 acid octadecyl ester.
Embodiment 12
A kind of cable with simple structure, is characterized in that it manufactures by the following method and obtains:
The first step: distraction step: many conductors are first each passed through the location hole on jig, then through the mistake conductor bores on core rod, then draw conductor and enter tank; Location hole wherein on jig is disconnected mutually between two, and location hole is parallel to each other excessively; Described core rod is arranged on the head of plastic extruding machine; Mistake conductor bores on core rod is disconnected mutually between two, and conductor bores is parallel to each other excessively; The edge crossing conductor bores is positioned within core rod outward flange; Wherein, described conductor is single copper bar or single aluminium bar or the single body of rod having two or more metal composite and formed;
Second step: extrusion step: after conductor draws tank, opens plastic extruding machine, and the jacket layer material of thawing is entered by extrusion head in the gap of core rod and die sleeve, extrudes by fashion of extrusion outside conductor by sheath material; Wherein, the internal diameter of die sleeve is greater than the outer peripheral diameter of core rod; The material of described restrictive coating comprises following component by weight: polyethylene: 82 ~ 84 parts, ethene-vinyl acetate co-polymer: 5 ~ 7 parts, fire retardant: 5 ~ 7 parts, coupling agent: 0.5 ~ 1.5 part, antioxidant: 1 ~ 3 part, melamine: 0.5 ~ 1.5 part, ethyl silicon oil: 0.5 ~ 1.5 part, poly dimethyl silicon siloxanes: 1 ~ 3 part, titanium dioxide or carbon black: 2 ~ 4.5 parts; Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate; The model that described coupling agent is is TMC-38S; Described antioxidant is thio-2 acid octadecyl ester.
It should be noted that in method of the present invention, also in distraction step, before conductor is passed the location hole on jig, conductor can be made first through metal material treatment fluid, and dry online; Or before conductor is passed the location hole on jig, coat oily substance at conductive surface, like this, in conductive surface or stranded gap, would not jacket layer material be bonded with, can construct more easily and continue like this.
Certainly, can also be before conductor is through the mistake conductor bores on core rod, at the outside coated waterstop of conductor or polyester belt or other suitable band, also would not be bonded with jacket layer material in such conductive surface or stranded gap, can construct more easily and continue like this.
Cable in the present invention, only has conductor and restrictive coating, and therefore, the outside diameter of cable of simpler, the same specification of structure is less, material cost is lower; Meanwhile, owing to having lacked isolation step, therefore, manufacture convenient, manufacture in machinery equipment drop into less, artificial/power consumption and more save; Therefore manufacturing cost is lower; In the present invention, the existence of recognition unit, can when not having insulating barrier and do not have colour recognition, and also identifiable design goes out the accurate location of conductor in cable, the existence of recognition unit not only can make conductor identifiable design, and reduces due to consumptive material therefore significantly reduce cost; The existence of light unit in the present invention, makes cable not only have the function of transmission of electricity, and can transmitting optical signal and for signal monitoring, expands the scope of application of cable widely.In the present invention, due to the special formulation of cable sheath material, cable is made to be provided with more excellent insulation, proof voltage, anti-ant, fire-retardant, fire resistance.In this cable, when adopting stranded conductor, product is soft, more easily continues to lay with construction.
Therefore, the present invention has following main beneficial effect: product structure is simpler, cost is lower, manufacture more easily, manufacture in equipment investment less.
The present invention is not limited to above-mentioned preferred forms, and should be appreciated that design of the present invention can be implemented to use by other various forms, they drop in protection scope of the present invention equally.
Claims (10)
1. a cable with simple structure, it is made up of four conductors, the restrictive coating that enveloped by conductor; Between two conductors that it is characterized in that arbitrary neighborhood, there is jacket layer material; On the cross section of cable, the edge of any conductor is all positioned within the border of restrictive coating; Described many conductors along restrictive coating distribution, and are discontiguous between any two conductors; The central authorities of described restrictive coating have light unit, at least include an optical fiber in described smooth unit; Described optical fiber is G.652 type or G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or plastic fiber; Described conductor is single copper bar or single aluminium bar or the single body of rod having two or more metal composite and formed; Or described conductor is the electric conductor that the stranded or binding of many metallic rod bodies is formed; The cross section of described conductor is circle or partial circle shape or fans annular, when the cross section of conductor is circular, on arbitrary cross section of cable, the center of circle of described all conductors is positioned at circumferentially same or has the center of circle of plural conductor to be positioned at the center of circle of circumferentially same or all conductors not circumferentially same, and described circumference is the circumference of the center superposition of the center of circle and restrictive coating; The cross-sectional area of described conductor is equal or entirely inequal or entirely unequal; The material of described restrictive coating comprises following component by weight: polyethylene: 82 ~ 84 parts, ethene-vinyl acetate co-polymer: 5 ~ 7 parts, fire retardant: 5 ~ 7 parts, coupling agent: 0.5 ~ 1.5 part, antioxidant: 1 ~ 3 part, melamine: 0.5 ~ 1.5 part, ethyl silicon oil: 0.5 ~ 1.5 part, dimethyl silicone polymer: 1 ~ 3 part, titanium dioxide or carbon black: 2 ~ 4.5 parts; Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate; The model that described coupling agent is is TMC-38S; Described antioxidant is thio-2 acid octadecyl ester.
2. a cable with simple structure, it is made up of two conductors, the restrictive coating that enveloped by conductor; Between two conductors that it is characterized in that arbitrary neighborhood, there is jacket layer material; On the cross section of cable, the edge of any conductor is all positioned within the border of restrictive coating; Described many conductors along restrictive coating distribution, and are discontiguous between any two conductors; The central authorities of described restrictive coating have light unit, at least include an optical fiber in described smooth unit; Described optical fiber is G.652 type or G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or plastic fiber; Described conductor is single copper bar or single aluminium bar or the single body of rod having two or more metal composite and formed; Or described conductor is the electric conductor that the stranded or binding of many metallic rod bodies is formed; The cross section of described conductor is circle or partial circle shape or fans annular, when the cross section of conductor is circular, on arbitrary cross section of cable, the center of circle of described all conductors is positioned at circumferentially same or has the center of circle of plural conductor to be positioned at the center of circle of circumferentially same or all conductors not circumferentially same, and described circumference is the circumference of the center superposition of the center of circle and restrictive coating; The cross-sectional area of described conductor is equal or entirely inequal or entirely unequal; The material of described restrictive coating comprises following component by weight: polyethylene: 82 ~ 84 parts, ethene-vinyl acetate co-polymer: 5 ~ 7 parts, fire retardant: 5 ~ 7 parts, coupling agent: 0.5 ~ 1.5 part, antioxidant: 1 ~ 3 part, melamine: 0.5 ~ 1.5 part, ethyl silicon oil: 0.5 ~ 1.5 part, dimethyl silicone polymer: 1 ~ 3 part, titanium dioxide or carbon black: 2 ~ 4.5 parts; Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate; The model that described coupling agent is is TMC-38S; Described antioxidant is thio-2 acid octadecyl ester.
3. a cable with simple structure, it forms by by three conductors, the restrictive coating that enveloped by conductor; Between two conductors that it is characterized in that arbitrary neighborhood, there is jacket layer material; On the cross section of cable, the edge of any conductor is all positioned within the border of restrictive coating; Described many conductors along restrictive coating distribution, and are discontiguous between any two conductors; The central authorities of described restrictive coating have light unit, at least include an optical fiber in described smooth unit; Described optical fiber is G.652 type or G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or plastic fiber; Described conductor is single copper bar or single aluminium bar or the single body of rod having two or more metal composite and formed; Or described conductor is the electric conductor that the stranded or binding of many metallic rod bodies is formed; The cross section of described conductor is circle or partial circle shape or fans annular, when the cross section of conductor is circular, on arbitrary cross section of cable, the center of circle of described all conductors is positioned at circumferentially same or has the center of circle of plural conductor to be positioned at the center of circle of circumferentially same or all conductors not circumferentially same, and described circumference is the circumference of the center superposition of the center of circle and restrictive coating; The cross-sectional area of described conductor is equal or entirely inequal or entirely unequal; The material of described restrictive coating comprises following component by weight: polyethylene: 82 ~ 84 parts, ethene-vinyl acetate co-polymer: 5 ~ 7 parts, fire retardant: 5 ~ 7 parts, coupling agent: 0.5 ~ 1.5 part, antioxidant: 1 ~ 3 part, melamine: 0.5 ~ 1.5 part, ethyl silicon oil: 0.5 ~ 1.5 part, dimethyl silicone polymer: 1 ~ 3 part, titanium dioxide or carbon black: 2 ~ 4.5 parts; Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate; The model that described coupling agent is is TMC-38S; Described antioxidant is thio-2 acid octadecyl ester.
4. a cable with simple structure, it forms by by five conductors, the restrictive coating that enveloped by conductor; Between two conductors that it is characterized in that arbitrary neighborhood, there is jacket layer material; On the cross section of cable, the edge of any conductor is all positioned within the border of restrictive coating; The central authorities of described restrictive coating have light unit, at least include an optical fiber in described smooth unit; Described optical fiber is G.652 type or G.653 type or G.654 type or G.655 type or G.656 type or G.657 type or plastic fiber; Described many conductors along restrictive coating distribution, and are discontiguous between any two conductors; Described conductor is single copper bar or single aluminium bar or the single body of rod having two or more metal composite and formed; Or described conductor is the electric conductor that the stranded or binding of many metallic rod bodies is formed; The cross section of described conductor is circle or partial circle shape or fans annular, when the cross section of conductor is circular, on arbitrary cross section of cable, the center of circle of described all conductors is positioned at circumferentially same or has the center of circle of plural conductor to be positioned at the center of circle of circumferentially same or all conductors not circumferentially same, and described circumference is the circumference of the center superposition of the center of circle and restrictive coating; The cross-sectional area of described conductor is equal or entirely inequal or entirely unequal; The material of described restrictive coating comprises following component by weight: polyethylene: 82 ~ 84 parts, ethene-vinyl acetate co-polymer: 5 ~ 7 parts, fire retardant: 5 ~ 7 parts, coupling agent: 0.5 ~ 1.5 part, antioxidant: 1 ~ 3 part, melamine: 0.5 ~ 1.5 part, ethyl silicon oil: 0.5 ~ 1.5 part, dimethyl silicone polymer: 1 ~ 3 part, titanium dioxide or carbon black: 2 ~ 4.5 parts; Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate; The model that described coupling agent is is TMC-38S; Described antioxidant is thio-2 acid octadecyl ester.
5. according to claim 1 to a kind of cable with simple structure according to claim 4, it is characterized in that described optical fiber has 3.
6. a kind of cable with simple structure according to claim 5, is characterized in that the recognition unit described restrictive coating had for identifying conductor, described recognition unit be shape and/or size different first identify bar and second identify bar; Described identification bar along the distribution of restrictive coating outer rim, and is distribute continuously or intermittently.
7. a kind of cable with simple structure according to claim 6, is characterized in that described first identifies that the cross section of bar is that triangle, second identifies that the cross section of bar is trapezoidal.
8. a cable with simple structure, is characterized in that it manufactures by the following method and obtains:
The first step: synnema step: in a strand winder, by many metallic rod bodies by stranded or binding formation conductor; Many conductors are formed by repeatedly synnema;
Second step: distraction step: the many conductors first step obtained first are each passed through the location hole on jig, then through the mistake conductor bores on core rod, then draw conductor and enter tank; Location hole wherein on jig is disconnected mutually between two, and location hole is parallel to each other excessively; Described core rod is arranged on the head of plastic extruding machine; Mistake conductor bores on core rod is disconnected mutually between two, and conductor bores is parallel to each other excessively; The edge crossing conductor bores is positioned within core rod outward flange; Before conductor passes the mistake conductor bores on core rod, at the outside coated waterstop of conductor or polyester belt;
3rd step: extrusion step: after conductor draws tank, opens plastic extruding machine, and the jacket layer material of thawing is entered by extrusion head in the gap of core rod and die sleeve, extrudes by fashion of extrusion outside conductor by sheath material; Wherein, the internal diameter of die sleeve is greater than the outer peripheral diameter of core rod; The material of described restrictive coating comprises following component by weight: polyethylene: 82 ~ 84 parts, ethene-vinyl acetate co-polymer: 5 ~ 7 parts, fire retardant: 5 ~ 7 parts, coupling agent: 0.5 ~ 1.5 part, antioxidant: 1 ~ 3 part, melamine: 0.5 ~ 1.5 part, ethyl silicon oil: 0.5 ~ 1.5 part, dimethyl silicone polymer: 1 ~ 3 part, titanium dioxide or carbon black: 2 ~ 4.5 parts; Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate; The model that described coupling agent is is TMC-38S; Described antioxidant is thio-2 acid octadecyl ester.
9. a cable with simple structure, is characterized in that it manufactures by the following method and obtains:
The first step: synnema step: in a strand winder, by many metallic rod bodies by stranded or binding formation conductor; Multiple stage strand winder works simultaneously, forms many conductors;
Second step: distraction step: the many conductors first step obtained first are each passed through the location hole on jig, then through the mistake conductor bores on core rod, then draw conductor and enter tank; Location hole wherein on jig is disconnected mutually between two, and location hole is parallel to each other excessively; Described core rod is arranged on the head of plastic extruding machine; Mistake conductor bores on core rod is disconnected mutually between two, and conductor bores is parallel to each other excessively; The edge crossing conductor bores is positioned within core rod outward flange; Before conductor passes the mistake conductor bores on core rod, at the outside coated waterstop of conductor or polyester belt;
3rd step: extrusion step: after conductor draws tank, opens plastic extruding machine, and the jacket layer material of thawing is entered by extrusion head in the gap of core rod and die sleeve, extrudes by fashion of extrusion outside conductor by sheath material; Wherein, the internal diameter of die sleeve is greater than the outer peripheral diameter of core rod; The material of described restrictive coating comprises following component by weight: polyethylene: 82 ~ 84 parts, ethene-vinyl acetate co-polymer: 5 ~ 7 parts, fire retardant: 5 ~ 7 parts, coupling agent: 0.5 ~ 1.5 part, antioxidant: 1 ~ 3 part, melamine: 0.5 ~ 1.5 part, ethyl silicon oil: 0.5 ~ 1.5 part, dimethyl silicone polymer: 1 ~ 3 part, titanium dioxide or carbon black: 2 ~ 4.5 parts; Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate; The model that described coupling agent is is TMC-38S; Described antioxidant is thio-2 acid octadecyl ester.
10. a cable with simple structure, is characterized in that it manufactures by the following method and obtains:
The first step: distraction step: many conductors are first each passed through the location hole on jig, then through the mistake conductor bores on core rod, then draw conductor and enter tank; Location hole wherein on jig is disconnected mutually between two, and location hole is parallel to each other excessively; Described core rod is arranged on the head of plastic extruding machine; Mistake conductor bores on core rod is disconnected mutually between two, and conductor bores is parallel to each other excessively; The edge crossing conductor bores is positioned within core rod outward flange; Wherein, described conductor is single copper bar or single aluminium bar or the single body of rod having two or more metal composite and formed; Before conductor passes the mistake conductor bores on core rod, at the outside coated waterstop of conductor or polyester belt;
Second step: extrusion step: after conductor draws tank, opens plastic extruding machine, and the jacket layer material of thawing is entered by extrusion head in the gap of core rod and die sleeve, extrudes by fashion of extrusion outside conductor by sheath material; Wherein, the internal diameter of die sleeve is greater than the outer peripheral diameter of core rod; The material of described restrictive coating comprises following component by weight: polyethylene: 82 ~ 84 parts, ethene-vinyl acetate co-polymer: 5 ~ 7 parts, fire retardant: 5 ~ 7 parts, coupling agent: 0.5 ~ 1.5 part, antioxidant: 1 ~ 3 part, melamine: 0.5 ~ 1.5 part, ethyl silicon oil: 0.5 ~ 1.5 part, dimethyl silicone polymer: 1 ~ 3 part, titanium dioxide or carbon black: 2 ~ 4.5 parts; Described fire retardant is magnesium hydroxide or aluminium hydroxide or sodium acid carbonate; The model that described coupling agent is is TMC-38S; Described antioxidant is thio-2 acid octadecyl ester.
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| CN 201310083446 CN103123824A (en) | 2013-03-16 | 2013-03-16 | Simple-structure electric cable and manufacture method of electric cable |
| CN201310228001.7A CN103295675B (en) | 2013-03-16 | 2013-06-08 | A kind of cable with simple structure and manufacture method thereof |
| CN201510265375.5A CN104851479B (en) | 2013-03-16 | 2013-06-08 | Simple-structured cable and manufacture method thereof |
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| CN201510265375.5A Active CN104851479B (en) | 2013-03-16 | 2013-06-08 | Simple-structured cable and manufacture method thereof |
| CN201510298098.8A Active CN105023630B (en) | 2013-03-16 | 2013-06-08 | A kind of cable with simple structure and easy structure optical cable |
| CN201510264892.0A Active CN104851478B (en) | 2013-03-16 | 2013-06-08 | A kind of cable with simple structure and manufacture method |
| CN201310228001.7A Active CN103295675B (en) | 2013-03-16 | 2013-06-08 | A kind of cable with simple structure and manufacture method thereof |
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| CN201510264892.0A Active CN104851478B (en) | 2013-03-16 | 2013-06-08 | A kind of cable with simple structure and manufacture method |
| CN201310228001.7A Active CN103295675B (en) | 2013-03-16 | 2013-06-08 | A kind of cable with simple structure and manufacture method thereof |
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| CN102153802A (en) * | 2011-03-07 | 2011-08-17 | 沭阳优唯新材料有限公司 | Ultraviolet-light deeply cross-linked halogen-free flame-retardant polyolefin cable material and method for preparing ultraviolet-light deeply cross-linked halogen-free flame-retardant polyolefin cable insulating or sheathing layer from same |
| CN202134276U (en) * | 2011-08-08 | 2012-02-01 | 蒋菊生 | Composite cable |
| CN202363168U (en) * | 2011-11-15 | 2012-08-01 | 天津朗兴电线电缆有限公司 | Photoelectric compound cable |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106335250A (en) * | 2016-11-09 | 2017-01-18 | 方秀琴 | Cable television and electric power compounding water supply pipe for intelligent building |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105023630B (en) | 2016-12-07 |
| CN104851478A (en) | 2015-08-19 |
| CN105023630A (en) | 2015-11-04 |
| CN103295675A (en) | 2013-09-11 |
| CN104851479B (en) | 2017-05-03 |
| CN103123824A (en) | 2013-05-29 |
| CN104851478B (en) | 2016-11-23 |
| CN103295675B (en) | 2015-07-29 |
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Effective date of registration: 20170329 Address after: 528425 Guangdong city of Zhongshan Province Dongfeng Town Community abundance Road (Liu Zhanhua uncle zinc factory shed two) Applicant after: ZHONGSHAN ZHIWEI ELECTRONIC Co.,Ltd. Address before: Wang Changshou City Xin Zhuang Zhen Ni Qiao Cun Suzhou city of Jiangsu Province in 215552 (18), No. 75. Applicant before: Fang Xiuqin |
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Denomination of invention: A simple structured cable and its manufacturing method Granted publication date: 20170503 Pledgee: Zhongshan Rural Commercial Bank Co.,Ltd. Dongfeng Branch Pledgor: Zhongshan Jinzhong Electronics Co.,Ltd. Registration number: Y2024980009850 |